Conductivity meter model EC-400

EC-400 Conductivity Meter Specifications and Features:

1. **Measurement Range**:
- Conductivity: Typically ranges from 0 to 2000 µS/cm.
- Temperature: Often ranges from 0 to 50°C.

2. **Accuracy**:
- Conductivity: ±1% Full Scale (FS).
- Temperature: ±0.5°C.

3. **Resolution**:
- Conductivity: 1 µS/cm.
- Temperature: 0.1°C.

4. **Display**:
- Large, clear LCD display showing conductivity and temperature readings.

5. **Temperature Compensation**:
- Automatic Temperature Compensation (ATC) to ensure accurate readings regardless of temperature fluctuations.

6. **Calibration**:
- One-point or multi-point calibration options using standard solutions.

7. **Power Supply**:
- Usually powered by standard batteries (e.g., AAA) or a rechargeable battery option.

8. **Data Logging**:
- Some models may have data logging capabilities, allowing storage of readings for later analysis.

9. **Electrode**:
- Replaceable conductivity cell/electrode with easy connection to the meter.

10. **Design**:
- Portable and handheld design for field use.
- Durable and water-resistant construction.

How to Use the EC-400 Conductivity Meter:

1. **Calibration**:
- Turn on the meter.
- Immerse the electrode in a standard calibration solution.
- Adjust the meter according to the manufacturer’s instructions until it reads the correct value of the standard solution.

2. **Measurement**:
- Rinse the electrode with distilled water and blot dry.
- Immerse the electrode in the sample solution.
- Allow the meter to stabilize and read the conductivity value from the display.

3. **Temperature Compensation**:
- Ensure ATC is enabled if your meter has this feature.
- The meter will automatically adjust the conductivity reading based on the sample temperature.

4. **Maintenance**:
- Regularly clean the electrode with distilled water and store it properly to maintain accuracy.
- Replace the electrode as recommended by the manufacturer or if readings become inconsistent.

5. **Battery Replacement**:
- Replace batteries when the low battery indicator appears on the display.

Applications:

- **Laboratories**: For precise measurement of solution conductivity in research and quality control.
- **Aquariums**: Monitoring water quality to ensure the health of aquatic life.
- **Agriculture**: Checking the salinity levels of irrigation water.
- **Industrial**: Monitoring and controlling processes involving solutions and mixtures.
- **Environmental Testing**: Assessing the conductivity of natural water sources.